Question: Who is the leader of Czechoslovakia?
Paraphrase: Who is the pioneer of Czechoslovakia?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q33946 wdt:P35 ?obj . ?obj wdt:P31 wd:Q5 } 
Answer: Tomáš Garrigue Masaryk, Edvard Beneš, Antonín Novotný, Emil Hácha, Gustáv Husák, Klement Gottwald, Ludvík Svoboda, Antonín Zápotocký, Václav Havel